BASIS OF PRESENTATION AND SIGNIFICANT ACCOUNTING POLICIES Other (Details) $ in Millions	12 Months Ended
	Dec. 31, 2017 USD ($) operatingsegments	Dec. 31, 2016 USD ($)	Dec. 31, 2015 USD ($)
Accounting Policies [Line Items]
Other Comprehensive Income (Loss) on Retranslation of Intercompany Loans of a Longterm Investment Nature	$ 11.3	$ 8.8	$ (89.0)
Advertising Expense	$ 5.2	4.6	2.1
Operating Segments [Member]
Accounting Policies [Line Items]
Number of Operating Segments | operatingsegments	4
Net Cash Provided by (Used in) Financing Activities, Continuing Operations [Domain]
Accounting Policies [Line Items]
New Accounting Pronouncement or Change in Accounting Principle, Effect of Adoption, Quantification	$ 110.7	1.1
Net Cash Provided by (Used in) Operating Activities, Continuing Operations
Accounting Policies [Line Items]
New Accounting Pronouncement or Change in Accounting Principle, Effect of Adoption, Quantification	0.0	$ 110.7	$ 1.1
Other Noncurrent Assets [Member]
Accounting Policies [Line Items]
New Accounting Pronouncement or Change in Accounting Principle, Effect of Adoption, Quantification	$ (13.8)